-P.K. Wu, "Defects in Sputter Deposited MgO Films as Capping Layer for Depositing High-Temperature Superconducting Films on GaAs.", Air Force Summer Research Program Reports, Air Force Office of Scientific Research, Research and Development Laboratories, 1995.

-P.K. Wu, B.-X. Sun, and J.B. Hudson, "The Kinetics and Control of Interfacial Reaction of Titanium and Titanium-Aluminum alloy with Alumina.", The Physics and Chemistry of Metal/Oxide Interfaces Symposium, Rutgers University, New Jersey, September 1992.

-L.H. Zhao, P.K. Wu, T.M. Lu, and M.G. Lagally, "Direct Determination of the Island Size Distribution of Parallelogram-Shaped Islands.", Proceedings of the Second International Conference on Solid Film and Surfaces, June 1983.

-M.C. Tringides, P.K. Wu, and M.G. Lagally, "Scaling in the Ordering Kinetics of a Chemisorption System: O/W(110).", 33rd National symposium of the American Vacuum Society, Baltimore, 1986.